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Brian Sack

Investor

Principal at TLV Partners

Israel

Writes $2M – $8M checks · typically $8M

Find your path to Brian

144 people in our graph share verified history with Brian — schools, employers, funds. One of them is your warm intro.

Mark KraynakunlockedBrian: together at Aqua Security (2019–2026)
Brian: together at Oribi
×4Brian: together at Monash University
Brian: together at Port

About

Brian Sack is a disciplined generalist with three-continent perspective (South Africa, Australia, Israel) who applies rigorous pattern recognition across markets and technologies to spot non-obvious opportunities and practices Hebrew calligraphy.

Contact· self-published, not guessed

Invests in

AI & Machine LearningBiotechCybersecurityDeveloper ToolsFintech

Experience

  1. TLV PartnersPartnercurrent2023 — presentTel Aviv-Yafo, Tel Aviv District, Israel
  2. TLV PartnersPrincipal2020 — 2023Tel Aviv, Israel
  3. TLV PartnersInvestment Associate2016 — 2020
  4. MetalBearBoard Membercurrent2025 — present
  5. QodoBoard Membercurrent2022 — present
  6. PortBoard Observercurrent2022 — present
  7. Aqua SecurityAdvisorcurrent2019 — present
  8. LightlyticsBoard Observercurrent2020 — present
  9. GoodOnesInvestorcurrent2022 — present
  10. CyataBoard Member2024 — 2026
  11. DatreeBoard Observer2018 — 2023
  12. neosec.comBoard Member2021 — 2023
  13. OribiBoard Member2017 — 2022
  14. Skyline AIBoard Observer2018 — 2021
  15. PureSec (Acq. by Palo Alto Networks)Board Observer2017 — 2019

Skills & more

Public Speaking3Leadership2Microsoft Excel16Microsoft Office11Start-ups21Entrepreneurship18Venture Capital15Business Development7Accounting30Business Strategy8MYOB9Event Management9
+12 moreFinancial AnalysisEvent PlanningIncome TaxFinancial AccountingNonprofitsCorporate TaxTaxFoodTax PreparationNonprofit OrganizationsHebrewTax Returns

Languages English · Hebrew

From Brian's professional profile.

Colleagues at TLV Partners

Adi Toledano
General Partner and CFO at TLV Partners
Alma Sher
Office Administrator at TLV Partners
Dana Harel
VP Marketing at TLV Partners
Daniella Avni
VP Finance at TLV Partners
Diana Shammas
Legal Counsel at TLV Partners
Edna Yehudai
Bookkeeper at TLV Partners
Eitan Bek
Co-Founder and Managing Partner at TLV Partners
Maya Shoresh
Office Administrator at TLV Partners

Network7

Dan PovitskyScout
Co-Founder and Partner at Vine Ventures
Shahar TzafrirScout
Managing Partner at TLV Partners
Adi Toledano
General Partner and CFO at TLV Partners
David Fairman
Venture Partner and CISO-in-Residence at SixThirty Ventures
Eitan Bek
Co-Founder and Managing Partner at TLV Partners
Rona Segev
Co-Founder and Managing Partner at TLV Partners
Yonatan Mandelbaum
Partner at TLV Partners

Investors connected to Brian in public investor directories — a warm-intro map.

Frequently asked questions

Who is Brian Sack?
Brian Sack is a disciplined generalist with three-continent perspective (South Africa, Australia, Israel) who applies rigorous pattern recognition across markets and technologies to spot non-obvious opportunities and practices Hebrew calligraphy.
Where does Brian Sack work?
Brian Sack is Principal at TLV Partners.
What does Brian Sack invest in?
Brian Sack invests in AI & Machine Learning, Biotech, Cybersecurity, Developer Tools, Fintech.
What check size does Brian Sack write?
Brian Sack typically writes checks of $2M – $8M.
Where did Brian Sack go to school?
Brian Sack studied at Monash University (Bachelor of Commerce (B.Com.), Accounting and Finance); The Hebrew University of Jerusalem; Yeshivat Har Etzion.

Same school

Shared employers